Remove setErrorMessageCallback from WebGraphicsContext3D.

content/renderer/webgraphicscontext3d_provider_impl.cc

Index: content/renderer/webgraphicscontext3d_provider_impl.cc
diff --git a/content/renderer/webgraphicscontext3d_provider_impl.cc b/content/renderer/webgraphicscontext3d_provider_impl.cc
index 28a3327341d0a951d691923b5075eb604423cc51..75de8d5de14470d14412eff1f2cbbab817037b89 100644
--- a/content/renderer/webgraphicscontext3d_provider_impl.cc
+++ b/content/renderer/webgraphicscontext3d_provider_impl.cc
@@ -5,7 +5,8 @@
 #include "content/renderer/webgraphicscontext3d_provider_impl.h"
 
 #include "cc/blink/context_provider_web_context.h"
-#include "third_party/WebKit/public/platform/callback/WebClosure.h"
+#include "gpu/command_buffer/client/context_support.h"
+#include "third_party/WebKit/public/platform/functional/WebFunction.h"
 
 namespace content {
 
@@ -30,7 +31,12 @@ GrContext* WebGraphicsContext3DProviderImpl::grContext() {
 
 void WebGraphicsContext3DProviderImpl::setLostContextCallback(
     blink::WebClosure c) {
-  provider_->SetLostContextCallback(c.TakeBaseClosure());
+  provider_->SetLostContextCallback(c.TakeBaseCallback());
+}
+
+void WebGraphicsContext3DProviderImpl::setErrorMessageCallback(
+    blink::WebFunction<void(const char*, int32_t)> c) {
+  provider_->ContextSupport()->SetErrorMessageCallback(c.TakeBaseCallback());
 }
 
 }  // namespace content